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Licensed General Contractors in Glendora, California

Updated November 1, 2026 from CSLB's public license file · B General Building Contractor

  • 210licensed general contractors
  • 201active (Clear)
  • 4.3%with a suspension
  • 53.3%workers' comp exempt
  • 17.5 yrsmedian time licensed
  • 51.4%corp / LLC / partnership (48.6% sole owner)
  • 12new in the last 12 months
  • —change tracking began November 1, 2026

There are 210 general contractors based in Glendora in CSLB's current file. 201 (95.7%) have a Clear status as of November 1, 2026.

53.3% report a workers' comp exemption, 4.4 points lower than the statewide figure for general contractors (57.7%), so many of these businesses say they have no employees. The share with a suspension (4.3%) is close to the Los Angeles County rate for the same license (4.5%).

The median general contractor here has held a license for 17.5 years (more than the statewide median of 15.3), and 12 licenses were issued in the last 12 months.

General contractors hold CSLB's B (General Building Contractor) license, which covers projects that combine two or more unrelated trades. See the B General Building Contractor guide for what the license covers.

How to check a general contractor's license in Glendora

  1. Open the general contractor's profile from the table below (or search Glendora listings by name). Check that B appears among its classifications and that the primary status reads Clear. What B covers.
  2. Confirm it live with CSLB's Instant License Check. Statuses change between our weekly refreshes, especially workers' comp and bond suspensions.
  3. Get the bid and contract in writing with the license number on it. If the job tops $1,000 in labor and materials, a licensed general contractor is required by law. See the $1,000 rule.

50 of 210 general contractors in Glendora

Glendora general contractors sorted with Clear licenses first, then by years licensed. Badges reflect CSLB's file dated November 1, 2026, not a rating of anyone's work.

Licensed general contractors in Glendora
Business nameLicense #StatusYearsWorkers' compBond
Seidner Construction CO 214890 Clear 63 Exempt On file
Collett Construction CO 272341 Clear 55 Exempt On file
Lamb & Sons Construction CO 275545 Clear 54 Exempt On file
Romart Development 330756 Clear 49 Exempt On file
Pioneer Construction Company 354045 Clear 48 Exempt On file
G & S Construction 357542 Clear 48 Exempt On file
Pine Bark Construction 361856 Clear 48 Insured On file
Russo Construction Company 382741 Clear 47 Exempt On file
Madrone Construction LLC 388249 Clear 46 Insured On file
California Commercial Pools INC 415172 Clear 44 Insured On file
Roset Construction 449219 Clear 43 Exempt On file
Dougherty Bruce F 454435 Clear 42 Insured On file
Starkey John Lee 455197 Clear 42 Exempt On file
Crestwood Corporation 460320 Clear 42 Insured On file
Cole Barney Ellis 464015 Clear 42 Exempt On file
Robertson James Ross 467070 Clear 41 Exempt On file
Tuzzolino Enterprises 469219 Clear 41 Exempt On file
R E S Construction and Electric 474535 Clear 41 Exempt On file
Reid David Development 484474 Clear 40 Exempt On file
Pabon Construction Company 488615 Clear 40 Insured On file
Goss J D Construction Company INC 495609 Clear 40 Insured On file
Elliott Curtis R Construction 514543 Clear 39 Insured On file
Casciato Daniel Joseph 515613 Clear 39 Exempt On file
New Keith A Construction INC 519169 Clear 39 Exempt On file
Peterson Rick General Contractor INC 529155 Clear 38 Insured On file
Positive Plumbing INC 540754 Clear 38 Exempt On file
Construction Team the 552767 Clear 37 Insured On file
D A R Construction 556706 Clear 37 Insured On file
Petersen Mark C 558595 Clear 37 Exempt On file
B J Construction 562841 Clear 37 Exempt On file
Jordanair INC 560429 Clear 37 Insured On file
Commercial Construction INC 566969 Clear 37 Insured On file
Niles Charles H Construction 568389 Clear 37 Insured On file
Aloha Pools 589967 Clear 36 Exempt On file
Bailey James E 593002 Clear 36 Exempt On file
Harik Construction INC 598592 Clear 36 Insured On file
G C D INC 600748 Clear 36 Insured On file
C R Arbayo Construction CO 603441 Clear 36 Exempt On file
M L M Building & Development 607074 Clear 35 Exempt On file
Kent Terrence Sean 613608 Clear 35 Exempt On file
Greene Marc B Construction 620350 Clear 35 Insured On file
Triple T Construction 630238 Clear 35 Insured On file
Argo Contractor Services INC 632879 Clear 34 Insured On file
Gibson Construction 638123 Clear 34 Insured On file
David P Smith 648037 Clear 34 Exempt On file
Going Grass Free 650345 Clear 34 Exempt On file
Mangana Ben 654318 Clear 34 Insured On file
Raimondo Construction Company 683445 Clear 32 Exempt On file
Pasalo Alen Construction 689488 Clear 32 Insured On file
Parker David 696165 Clear 32 Exempt On file

See all 210 general contractors in Glendora

Source: CSLB public data · Updated November 1, 2026 Status can change at any time. Verify on CSLB's Instant License Check.

Frequently asked questions

How many licensed general contractors are in Glendora?

CSLB's current public file lists 210 general contractors with a Glendora mailing address. 201 have a Clear status, and 91.4% show no issues at all in the file (no suspension, no pending action, bond on file, not near expiration).

What license does a general contractor need in California?

General contractors hold CSLB's B (General Building Contractor) license, which covers projects that combine two or more unrelated trades. Any job of $1,000 or more in labor and materials needs a licensed contractor. Read our guide to the $1,000 rule.

How do I check a general contractor's workers' comp?

Each profile shows the workers' comp type, insurer and policy dates from CSLB's file. Among Glendora general contractors, 53.3% are exempt (no employees), 44.8% insured and 1.9% without current coverage. Verify a policy with CSLB's insurer search (step by step).

Related

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Guides